MacEwen, 26, split the 2022-23 campaign between the Philadelphia Flyers and the Los Angeles Kings and was acquired by L.A. ahead of the NHL trade deadline. He concluded the season having tallied 10 points (four goals, six assists) and 66 penalty minutes over 56 regular-season games between the clubs. He appeared in one post-season contests for the Kings, recording two penalty minutes. He also skated in two games for the Flyers' American Hockey League affiliate, the Lehigh Valley Phantoms, registering three points (one goal, two assists).